diff options
| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2010-01-27 23:07:46 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-01-29 09:01:46 +0100 |
| commit | ed8777fc132e589d48a0ba854fdbb5d8203b58e5 (patch) | |
| tree | 34aea92bf0bfa98048743a91d2f96cae9fb6b3e2 /arch/x86/kernel/cpu/perf_event.c | |
| parent | 2e8418736dff9c6fdadb2f87dcc2087cebf32167 (diff) | |
perf_events, x86: Fix event constraint masks
Since constraints are specified on the event number, not number
and unit mask shorten the constraint masks so that we'll
actually match something.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
LKML-Reference: <20100127221121.967610372@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/cpu/perf_event.c')
| -rw-r--r-- | arch/x86/kernel/cpu/perf_event.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index 07fa0c2faa0..951213a5148 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -100,12 +100,17 @@ struct cpu_hw_events { .weight = HWEIGHT64((u64)(n)), \ } -#define INTEL_EVENT_CONSTRAINT(c, n) EVENT_CONSTRAINT(c, n, INTEL_ARCH_EVENT_MASK) -#define FIXED_EVENT_CONSTRAINT(c, n) EVENT_CONSTRAINT(c, n, INTEL_ARCH_FIXED_MASK) +#define INTEL_EVENT_CONSTRAINT(c, n) \ + EVENT_CONSTRAINT(c, n, INTEL_ARCH_EVTSEL_MASK) -#define EVENT_CONSTRAINT_END EVENT_CONSTRAINT(0, 0, 0) +#define FIXED_EVENT_CONSTRAINT(c, n) \ + EVENT_CONSTRAINT(c, n, INTEL_ARCH_FIXED_MASK) -#define for_each_event_constraint(e, c) for ((e) = (c); (e)->cmask; (e)++) +#define EVENT_CONSTRAINT_END \ + EVENT_CONSTRAINT(0, 0, 0) + +#define for_each_event_constraint(e, c) \ + for ((e) = (c); (e)->cmask; (e)++) /* * struct x86_pmu - generic x86 pmu |